diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index c7cac3e19..97dc2b7f7 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -86,9 +86,7 @@ NL_SETUP_SNOWBALLS_DEFAULT_OPTIONS()
 NL_SETUP_PREFIX_PATHS()
 RYZOM_SETUP_PREFIX_PATHS()
 
-IF(NOT WIN32)
-  NL_CONFIGURE_CHECKS()
-ENDIF(NOT WIN32)
+NL_CONFIGURE_CHECKS()
 
 #-----------------------------------------------------------------------------
 #Platform specifics
diff --git a/code/CMakeModules/ConfigureChecks.cmake b/code/CMakeModules/ConfigureChecks.cmake
index 4a0c76e1d..707b85c86 100644
--- a/code/CMakeModules/ConfigureChecks.cmake
+++ b/code/CMakeModules/ConfigureChecks.cmake
@@ -42,7 +42,33 @@ MACRO(NL_CONFIGURE_CHECKS)
   CHECK_FUNCTION_EXISTS("strtoull" HAVE_STRTOULL)
   CHECK_FUNCTION_EXISTS("statvfs" HAVE_STATVFS)
   CHECK_FUNCTION_EXISTS("stat64" HAVE_STAT64)
+
+  # 3D drivers
+  IF(WITH_DRIVER_OPENGL)
+    SET(NL_OPENGL_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_OPENGL)
   
+  IF(WITH_DRIVER_DIRECT3D)
+    SET(NL_DIRECT3D_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_DIRECT3D)
+
+  # sound drivers
+  IF(WITH_DRIVER_FMOD)
+    SET(NL_FMOD_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_FMOD)
+
+  IF(WITH_DRIVER_OPENAL)
+    SET(NL_OPENAL_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_OPENAL)
+
+  IF(WITH_DRIVER_DSOUND)
+    SET(NL_DSOUND_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_DSOUND)
+
+  IF(WITH_DRIVER_XAUDIO2)
+    SET(NL_XAUDIO2_AVAILABLE 1)
+  ENDIF(WITH_DRIVER_XAUDIO2)
+
   CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h)
   INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
   ADD_DEFINITIONS(-DHAVE_CONFIG_H)
diff --git a/code/config.h.cmake b/code/config.h.cmake
index 0bdb9ad73..a2f65aa41 100644
--- a/code/config.h.cmake
+++ b/code/config.h.cmake
@@ -34,6 +34,14 @@
 #cmakedefine HAVE_STATVFS 1
 #cmakedefine HAVE_STAT64 1
 
+#cmakedefine NL_OPENGL_AVAILABLE ${NL_OPENGL_AVAILABLE}
+#cmakedefine NL_DIRECT3D_AVAILABLE ${NL_DIRECT3D_AVAILABLE}
+
+#cmakedefine NL_FMOD_AVAILABLE ${NL_FMOD_AVAILABLE}
+#cmakedefine NL_OPENAL_AVAILABLE ${NL_OPENAL_AVAILABLE}
+#cmakedefine NL_DSOUND_AVAILABLE ${NL_DSOUND_AVAILABLE}
+#cmakedefine NL_XAUDIO2_AVAILABLE ${NL_XAUDIO2_AVAILABLE}
+
 #cmakedefine NL_BIN_PREFIX "${NL_BIN_PREFIX}"
 #cmakedefine NL_ETC_PREFIX "${NL_ETC_PREFIX}"
 #cmakedefine NL_SHARE_PREFIX "${NL_SHARE_PREFIX}"
diff --git a/code/nel/src/sound/driver/openal/ext_al.cpp b/code/nel/src/sound/driver/openal/ext_al.cpp
index 0c6690eb1..34763df8e 100644
--- a/code/nel/src/sound/driver/openal/ext_al.cpp
+++ b/code/nel/src/sound/driver/openal/ext_al.cpp
@@ -66,7 +66,8 @@ void alExtInitDevice(ALCdevice *device)
 		}
 	}
 
-#if !defined(NL_STATIC) || defined(NL_OS_MAC)
+// Windows and Mac OS always link to shared OpenAL library
+#if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC) || !defined(NL_STATIC)
 	// EFX
 	if ((AlExtEfx = (alcIsExtensionPresent(device, "ALC_EXT_EFX") == ALC_TRUE)) == true)
 	{
@@ -136,7 +137,7 @@ EAXGetBufferMode eaxGetBufferMode = NULL;
 // ALC_EXT_EFX
 bool AlExtEfx = false;
 // effect objects
-#if !defined(NL_STATIC) || defined(NL_OS_MAC)
+#if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC) || !defined(NL_STATIC)
 LPALGENEFXOBJECTS alGenEffects = NULL;
 LPALDELETEEFXOBJECTS alDeleteEffects = NULL;
 LPALISEFXOBJECT alIsEffect = NULL;
diff --git a/code/nel/src/sound/driver/sound_driver.cpp b/code/nel/src/sound/driver/sound_driver.cpp
index f18488779..e8aecdf53 100644
--- a/code/nel/src/sound/driver/sound_driver.cpp
+++ b/code/nel/src/sound/driver/sound_driver.cpp
@@ -20,6 +20,17 @@
 
 #ifdef HAVE_CONFIG_H
 #	include "config.h"
+#elif defined(NL_STATIC)
+// Driver availability for NL_STATIC compilation.
+#	undef NL_FMOD_AVAILABLE
+#	undef NL_OPENAL_AVAILABLE
+#	undef NL_DSOUND_AVAILABLE
+#	undef NL_XAUDIO2_AVAILABLE
+#	if defined( NL_OS_WINDOWS )
+#		define NL_FMOD_AVAILABLE
+#	else
+#		define NL_OPENAL_AVAILABLE
+#	endif
 #endif // HAVE_CONFIG_H
 
 #ifdef NL_OS_WINDOWS
@@ -34,28 +45,6 @@
 
 using namespace NLMISC;
 
-// Driver availability for NL_STATIC compilation.
-#if defined( NL_OS_WINDOWS )
-#	define NL_FMOD_AVAILABLE 1
-#	define NL_OPENAL_AVAILABLE 0
-#	define NL_DSOUND_AVAILABLE 0
-#	define NL_XAUDIO2_AVAILABLE 0
-#elif defined( NL_OS_UNIX )
-#ifdef NL_STATIC
-#	define NL_FMOD_AVAILABLE 0
-#else
-#	define NL_FMOD_AVAILABLE 1
-#endif
-#	define NL_OPENAL_AVAILABLE 1
-#	define NL_DSOUND_AVAILABLE 0
-#	define NL_XAUDIO2_AVAILABLE 0
-#else
-#	define NL_FMOD_AVAILABLE 0
-#	define NL_OPENAL_AVAILABLE 0
-#	define NL_DSOUND_AVAILABLE 0
-#	define NL_XAUDIO2_AVAILABLE 0
-#endif
-
 namespace NLSOUND
 {
 
@@ -72,16 +61,16 @@ const uint32 ISoundDriver::InterfaceVersion = 0x16; // Kaetemi
 	extern void outputProfile##__soundDriver(std::string &out); \
 	extern ISoundDriver::TDriver getDriverType##__soundDriver();
 
-#if NL_FMOD_AVAILABLE
+#ifdef NL_FMOD_AVAILABLE
 	NLSOUND_DECLARE_DRIVER(FMod)
 #endif
-#if NL_OPENAL_AVAILABLE
+#ifdef NL_OPENAL_AVAILABLE
 	NLSOUND_DECLARE_DRIVER(OpenAl)
 #endif
-#if NL_DSOUND_AVAILABLE
+#ifdef NL_DSOUND_AVAILABLE
 	NLSOUND_DECLARE_DRIVER(DSound)
 #endif
-#if NL_XAUDIO2_AVAILABLE
+#ifdef NL_XAUDIO2_AVAILABLE
 	NLSOUND_DECLARE_DRIVER(XAudio2)
 #endif
 
@@ -122,26 +111,26 @@ ISoundDriver *ISoundDriver::createDriver(IStringMapperProvider *stringMapper, TD
 	switch (driverType)
 	{
 		// switch between available drivers
-#	if NL_FMOD_AVAILABLE
+#	ifdef NL_FMOD_AVAILABLE
 		case DriverFMod: result = createISoundDriverInstanceFMod(stringMapper); break;
 #	endif
-#	if NL_OPENAL_AVAILABLE
+#	ifdef NL_OPENAL_AVAILABLE
 		case DriverOpenAl: result = createISoundDriverInstanceOpenAl(stringMapper); break;
 #	endif
-#	if NL_DSOUND_AVAILABLE
+#	ifdef NL_DSOUND_AVAILABLE
 		case DriverDSound: result = createISoundDriverInstanceDSound(stringMapper); break;
 #	endif
-#	if NL_XAUDIO2_AVAILABLE
+#	ifdef NL_XAUDIO2_AVAILABLE
 		case DriverXAudio2: result = createISoundDriverInstanceXAudio2(stringMapper); break;
 #	endif
 		// auto driver = first available in this order: FMod, OpenAl, XAudio2, DSound
-#	if NL_FMOD_AVAILABLE
+#	if defined(NL_FMOD_AVAILABLE)
 		case DriverAuto: result = createISoundDriverInstanceFMod(stringMapper); break;
-#	elif NL_OPENAL_AVAILABLE
+#	elif defined(NL_OPENAL_AVAILABLE)
 		case DriverAuto: result = createISoundDriverInstanceOpenAl(stringMapper); break;
-#	elif NL_XAUDIO2_AVAILABLE
+#	elif defined(NL_XAUDIO2_AVAILABLE)
 		case DriverAuto: result = createISoundDriverInstanceXAudio2(stringMapper); break;
-#	elif NL_DSOUND_AVAILABLE
+#	elif defined(NL_DSOUND_AVAILABLE)
 		case DriverAuto: result = createISoundDriverInstanceDSound(stringMapper); break;
 #	endif
 		// unavailable driver = FAIL